Nothing
window$add(vbox, show = F)
gSignalConnect(merge, "add_widget", add_widget, vbox)
merge$addUiFromFile("my-menus")
merge$addUiFromFile("my-toolbars")
merge$ensureUpdate()
window$showAll()
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.